Home / 6,370.10-9,555.22-1,927.80

Finding the Fourth Proportional to 6,370.10, 9,555.22 and 1,927.80

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Solution

The fourth proportional to 6,370.10, 9,555.22 and 1,927.80 is: 2,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.10 : 9,555.22 = 1,927.80 : x
  2. Step 2: Convert to fraction form
    6,370.10/9,555.22 = 1,927.80/x
  3. Step 3: Cross multiply
    6,370.10x = 9,555.22 × 1,927.80
  4. Step 4: Simplify right side
    6,370.10x = 18,420,553.12
  5. Step 5: Solve for x
    x = 18,420,553.12/6,370.10
  6. Step 6: Final answer
    x = 2,891.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.